<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .nav{
            background-color: pink;
            height: 40px;

        }

    </style>
</head>
<body>

<div class="nav">
    <span>个人中心</span>
    <span>首页</span>
    <span>注册</span>
    <span>登录</span>

</div>


</body>

</html>